Noijons, J., & Gille, E. (2010). Issues in constructing an international item bank: Differences in item behaviour across countries.
Chicago-viite (17. p.)Noijons, José, ja Erna Gille. Issues in Constructing an International Item Bank: Differences in Item Behaviour Across Countries. 2010.
MLA-viite (8. p.)Noijons, José, ja Erna Gille. Issues in Constructing an International Item Bank: Differences in Item Behaviour Across Countries. 2010.
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